hurdrlimit.c

/* Resource limits. Copyright (C) 1994,95,97,2000 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */#include <hurd.h>#include <cthreads.h>#include <hurd/resource.h>/* This must be given an initializer, or the a.out linking rules will not include the entire file when this symbol is referenced. */struct rlimit _hurd_rlimits[RLIM_NLIMITS] = { { 0, }, };
/* This must be initialized data for the same reason as above, but this is intentionally initialized to a bogus value to emphasize the point that mutex_init is still required below just in case of unexec. */struct mutex _hurd_rlimit_lock = { SPIN_LOCK_INITIALIZER, };
staticvoid
init_rlimit (void)
{
int i;
__mutex_init (&_hurd_rlimit_lock);
for (i = 0; i < RLIM_NLIMITS; ++i)
{
if (_hurd_rlimits[i].rlim_max == 0)
_hurd_rlimits[i].rlim_max = RLIM_INFINITY;
if (_hurd_rlimits[i].rlim_cur == 0)
#define I(lim, val) case RLIMIT_##lim: _hurd_rlimits[i].rlim_cur = (val); breakswitch (i)
{
I (NOFILE, 1024); /* Linux 2.2.12 uses this initial value. */default:
_hurd_rlimits[i].rlim_cur = _hurd_rlimits[i].rlim_max;
break;
}
#undef I }
(void) &init_rlimit;
}
text_set_element (_hurd_preinit_hook, init_rlimit);